50 random sites and the connections between them established by cookies

Cookies allow sites to recognize the user. If content of third party sites (ads for example) is embedded, cookies allow these sites to link and track the user. The following graph shows an excerpt of 50 random sites of our database, and how they are connected via 3rd party sites.

To see the connection between the related domains and their cookies, move your mouse over the graph please.

Blue circles represent sites that you visit. Red circles are sites that place cookies when you visit the connected blue ones.